


CRISPR Cuts Through Layers of Butterfly Wing-Pattern Evolution
Researchers used CRISPR to cut out major wing patterning genes in Heliconius butterflies and discovered there's more than one pathway to rewind evolutionary time in butterfly co-mimics.

The Eyes Have It: How Butterflies Navigate to Suitable Habitat
Do butterflies find suitable habitat through vision or via other senses? The results of a new study were easy to see: Butterflies with flash-induced blindness consistently failed to navigate to target habitat that unaffected butterflies could readily find.

A Little Bit of Spit and a Whole Lot of Patience: What It Takes to Produce a Butterfly Field Guide
Sebastián Mena of the Smithsonian Tropical Research Institute in Panama collected and photographed 120 butterfly species for a guidebook he co-authored about Panama’s Pipeline Road Trail. Find out what Mena says goes into researching, writing, and designing an insect field guide.

Butterfly Pupae Make Sounds In Never-Before-Known Ways
New research explores how pupae of certain butterfly species make a "twittering" noise—via a wiggling movement that triggers sound from tiny structures in the membranes between their abdominal segments.